2x(x-2)-x+22x(x-2)-3x+6(3x+2)-6x²-7x

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2x(x-2)-x+22x(x-2)-3x+6(3x+2)-6x²-7x2x(x-2)-x+22x(x-2)-3x+6(3x+2)-6x²-7x2x(x-2)-x+22x(x-2)

2x(x-2)-x+22x(x-2)-3x+6(3x+2)-6x²-7x
2x(x-2)-x+2
2x(x-2)-3x+6
(3x+2)-6x²-7x

2x(x-2)-x+22x(x-2)-3x+6(3x+2)-6x²-7x
2x(x-2)-x+2
=2x﹙x-2﹚-﹙x-2﹚
=﹙x-2﹚﹙2x-1﹚
2x(x-2)-3x+6
=2x(x-2)-3﹙x-2﹚
=(x-2)﹙2x-3﹚
(3x+2)-6x²-7x
=3x+2-6x²-7x
=-6x²-4x+2
=-﹙6x²+4x-2﹚
=-2﹙3x²+2x-1﹚
=-2﹙3x-1﹚﹙x+1﹚

1.=2x(x-2)-(x-2)
=(2x-1)(x-2)
2.=2x(x-2)-3(x-2)
=(2x-3)(x-2)

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